Los Osos, CA

ZIP code 93412 encompasses the city of San Luis Obispo in California. Known for its charming downtown area and historic Mission San Luis Obispo de Tolosa, this ZIP code is also home to California Polytechnic State University. Other notable landmarks in the area include the lush San Luis Obispo Botanical Garden and the iconic Madonna Inn, a whimsical and colorful hotel that attracts visitors from near and far.